Rails: The rails are made from hollow chromoly which is reasonably lightweight and very durable

Super Ground:

The GoatLink 11 is compatible with M8000 (XT) and M9000 (XTR) series eleven-speed Shimano rear derailleurs

Magnetic hose retention

For both standard square type and Shimano Octalink

Fox Rampage MIPS Helmet - S - Teal Envelope Shipping Rails: The rails are madeBorrowing heavily from the Rampage Pro Carbon, the Rampage uses a lightweight fibreglass shell and excellent ventilation to keep you cool and protected at an affordable price point. With an adjustable visor, double D Ring closure, and injected mesh vent screens to keep out dirt and debris, The Rampage is an excellent choice if you are looking for a budget friendly full face helmet that doesn't skimp on safety features. Who's this item for: Anyone